Today, I have stumbled upon an interesting and useful tool called Resetter, which is used to reset Ubuntu to factory defaults. That means, your Ubuntu system will go back to the state when you installed...

A while ago, we have published an article that described how to find installed applications with installed size in Linux. Today, we will see how to list the installed packages that belong to a particular...

A while ago, we have published an article that described how to use chattr command to prevent files and folders from accidental deletion in Unix-like operating systems. Today, in this guide, we will do the...

As a Linux administrator, you need to keep track of all users’ activities. It will be helpful when something went wrong in the server. You can analyze and investigate the users’ activities, and try to...